{"product_id":"v-twin-engine-mechanical-building-blocks","title":"V-Twin Engine Building Blocks","description":"\u003c!-- ============================================================\n     BrickRoyal · BR0014 V-Twin Engine (flat-head pair to BR0015)\n     产品详情页(手机端折叠版)\n     用法:Shopify 后台 → Products → BR0014 → Description →\n          点内容框右上角 \"\u003c\u003e\" (Show HTML) → 粘贴全部 → 手机预览 → 存 Active\n     动力说明:电机\/喷雾\/灯\/音效出厂预装,接线随组装完成;需自备 6 × AAA + 清水\n     ⚠️ \"哈镭\"=Harley谐音,修图务必清掉图上一切哈雷logo\/字样\/盾标\/车队色\n     ⚠️ 与 BR0015 标题需区分(平头 vs 锅盖头),避免谷歌判重复内容\n     ============================================================ --\u003e\n\u003cp\u003e\u003clink href=\"https:\/\/fonts.googleapis.com\" rel=\"preconnect\"\u003e \u003clink crossorigin=\"\" href=\"https:\/\/fonts.gstatic.com\" rel=\"preconnect\"\u003e \u003clink rel=\"stylesheet\" 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14px;}\n.br-pdp__lede{font-size:15px;line-height:1.66;color:var(--br-ink-70);margin:0;max-width:56ch;}\n\n\/* ---------- 关键规格徽章 ---------- *\/\n.br-pdp__stats{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:22px 0 0;}\n.br-pdp__stat{background:var(--br-surface);border:1px solid var(--br-line);border-radius:12px;padding:13px 10px;text-align:center;}\n.br-pdp__statNum{font-family:var(--br-display);font-size:clamp(16px,3.6vw,20px);font-weight:700;line-height:1;color:var(--br-ink);font-variant-numeric:tabular-nums;}\n.br-pdp__statLabel{display:block;margin-top:6px;font-size:10.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--br-ink-45);line-height:1.3;}\n\n\/* ---------- 永远可见的\"包含什么\"提示条(不折叠) ---------- *\/\n.br-pdp__notice{\n  margin:22px 0 var(--br-gap);\n  background:var(--br-surface);\n  border:1px solid var(--br-line);\n  border-left:4px solid var(--br-brass);\n  border-radius:12px;padding:18px 18px 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12px;}\n.br-pdp__a p:last-child{margin-bottom:0;}\n.br-pdp__a strong{color:var(--br-ink);}\n.br-pdp__list{margin:0 0 12px;padding:0;list-style:none;}\n.br-pdp__list li{position:relative;padding:0 0 8px 20px;line-height:1.6;}\n.br-pdp__list li::before{content:\"\";position:absolute;left:2px;top:9px;width:7px;height:7px;border-radius:2px;background:var(--br-brass);}\n.br-pdp__item[open] .br-pdp__a{animation:br-reveal .26s ease both;}\n@keyframes br-reveal{from{opacity:0;transform:translateY(-5px);}to{opacity:1;transform:none;}}\n\n\/* 规格表 *\/\n.br-pdp__spec{width:100%;border-collapse:collapse;font-size:14.5px;}\n.br-pdp__spec th,.br-pdp__spec td{text-align:left;padding:10px 0;border-bottom:1px solid var(--br-line);vertical-align:top;}\n.br-pdp__spec th{font-weight:600;color:var(--br-ink);width:44%;padding-right:14px;}\n.br-pdp__spec td{color:var(--br-ink-70);}\n.br-pdp__spec tr:last-child th,.br-pdp__spec tr:last-child td{border-bottom:none;}\n\n\/* 页脚 *\/\n.br-pdp__foot{margin-top:var(--br-gap);padding:22px 20px;background:var(--br-ink);border-radius:var(--br-radius);color:#fff;}\n.br-pdp__footTitle{font-family:var(--br-display);font-size:18px;font-weight:700;margin:0 0 6px;}\n.br-pdp__footText{font-size:14.5px;line-height:1.6;margin:0;color:rgba(255,255,255,.75);}\n.br-pdp__footText a{color:var(--br-gold);text-decoration:none;font-weight:500;}\n.br-pdp__footText a:hover{text-decoration:underline;}\n\n@media (max-width:600px){\n  .br-pdp__stats{grid-template-columns:repeat(2,1fr);}\n  .br-pdp__q{font-size:15px;padding:15px;gap:12px;}\n  .br-pdp__a{padding:0 15px 18px 49px;font-size:14.5px;}\n  .br-pdp__spec th{width:52%;}\n}\n@media (prefers-reduced-motion:reduce){.br-pdp *{animation:none !important;transition:none !important;}}\n\u003c\/style\u003e\n\u003cdiv class=\"br-pdp\"\u003e\n\u003c!-- ===== HERO ===== --\u003e\u003cheader class=\"br-pdp__hero\"\u003e\u003cspan class=\"br-pdp__plate\"\u003eBR0014 · Engine Series\u003c\/span\u003e\n\u003cp class=\"br-pdp__eyebrow\"\u003eMotorized · Flat-Head V-Twin\u003c\/p\u003e\n\u003ch1 class=\"br-pdp__title\"\u003eV-Twin Engine Model\u003c\/h1\u003e\n\u003cp class=\"br-pdp__lede\"\u003eAn 867-piece running V-twin engine you build from the block up. A clear cover reveals the pistons, rocker arms and valves in motion, driven by gears and a belt — with mist, lights, engine sound and four speeds.\u003c\/p\u003e\n\u003cdiv class=\"br-pdp__stats\"\u003e\n\u003cdiv class=\"br-pdp__stat\"\u003e\n\u003cspan class=\"br-pdp__statNum\"\u003e867\u003c\/span\u003e\u003cspan class=\"br-pdp__statLabel\"\u003ePieces\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"br-pdp__stat\"\u003e\n\u003cspan class=\"br-pdp__statNum\"\u003e14+\u003c\/span\u003e\u003cspan class=\"br-pdp__statLabel\"\u003eAge\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"br-pdp__stat\"\u003e\n\u003cspan class=\"br-pdp__statNum\"\u003eV-Twin\u003c\/span\u003e\u003cspan class=\"br-pdp__statLabel\"\u003e2 cylinders\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"br-pdp__stat\"\u003e\n\u003cspan class=\"br-pdp__statNum\"\u003e4\u003c\/span\u003e\u003cspan class=\"br-pdp__statLabel\"\u003eSpeeds\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/header\u003e\u003c!-- ===== 永远可见:包含什么 \/ 需自备 ===== --\u003e\n\u003cdiv class=\"br-pdp__notice\"\u003e\n\u003cp class=\"br-pdp__noticeTitle\"\u003eWhat's in the box\u003c\/p\u003e\n\u003cdiv class=\"br-pdp__row\"\u003e\n\u003cspan class=\"br-pdp__tag br-pdp__tag--in\"\u003eIncluded\u003c\/span\u003e \u003cspan class=\"br-pdp__rowText\"\u003e867 bricks · transparent cylinder cover · \u003cb\u003emotor, spray, light and sound modules pre-installed\u003c\/b\u003e · display base with engraved nameplate · printed manual. The wiring installs step by step as you build.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"br-pdp__row\"\u003e\n\u003cspan class=\"br-pdp__tag br-pdp__tag--need\"\u003eYou supply\u003c\/span\u003e \u003cspan class=\"br-pdp__rowText\"\u003e\u003cb\u003e6 × AAA batteries\u003c\/b\u003e to run the motor, lights and sound, plus \u003cb\u003eclean water\u003c\/b\u003e for the mist. Batteries not included (air-freight rules).\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- ===== 折叠内容 ===== --\u003e\n\u003csection class=\"br-pdp__section\"\u003e\n\u003cdiv class=\"br-pdp__sectionHead\"\u003e\n\u003cspan class=\"br-pdp__num\"\u003e01\u003c\/span\u003e\n\u003ch2 class=\"br-pdp__sectionTitle\"\u003eThe build, in short\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003eOverview\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003eThe BR0014 turns classic V-twin engine mechanics into a displayable brick model of 867 precision ABS pieces. As you build, you assemble a simulated engine block with visible cylinders, gear transmission, belt drive, rocker arms and valves — and can take it apart and rebuild it.\u003c\/p\u003e\n\u003cp\u003eThe motor, spray, light and sound modules are \u003cstrong\u003epre-installed at the factory\u003c\/strong\u003e, with the wiring going in step by step during the build. Add 6 AAA batteries and clean water and it runs. Built for mechanical hobbyists, STEM learners and adult collectors aged 14+.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003ePowered — build it, then run it\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003eNo soldering needed. The electric parts come built into the modules; you fit the wiring as the manual directs while assembling. When the engine is done, load \u003cstrong\u003e6 AAA batteries\u003c\/strong\u003e, add clean water to the mist tank, and switch it on.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection class=\"br-pdp__section\"\u003e\n\u003cdiv class=\"br-pdp__sectionHead\"\u003e\n\u003cspan class=\"br-pdp__num\"\u003e02\u003c\/span\u003e\n\u003ch2 class=\"br-pdp__sectionTitle\"\u003eSee it run\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003eMotorized gear \u0026amp; belt linkage\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003eThe power module drives multiple internal gears, belts and transmission parts at once. Switch it on and the cylinders, gears and rocker arms move in a coordinated sequence for a realistic running-engine effect. The transparent cover keeps the whole mechanism in view as it moves.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003e4 speeds, lights \u0026amp; engine sound\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003eFour speed settings change how fast the mechanism runs. Built-in light and sound modules add simulated start-up, idle and acceleration sounds while the lights pick out the key mechanical areas — sight, sound and motion together for real display presence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003eSimulated mist\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003eA spray module puts out a visible mist during operation, so the engine looks like it's giving off exhaust or steam as it runs. \u003cstrong\u003eUse clean water only\u003c\/strong\u003e and don't overfill the tank. Keep the mist away from eyes, face and other electronics.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection class=\"br-pdp__section\"\u003e\n\u003cdiv class=\"br-pdp__sectionHead\"\u003e\n\u003cspan class=\"br-pdp__num\"\u003e03\u003c\/span\u003e\n\u003ch2 class=\"br-pdp__sectionTitle\"\u003eDesign \u0026amp; make\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003eV-twin structure \u0026amp; clear cover\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003eTwo cylinders sit in the classic V arrangement. Through the clear cover you can see the cylinder block, piston movement, rocker arms, valves and crankshaft area — a hands-on look at how a real engine turns reciprocating motion into rotation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003eMaterials \u0026amp; display\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003eMain parts are high-toughness ABS. Silver metallic bricks give it a realistic engine look, while transparent bricks highlight the inner mechanism. It mounts on a stable display base that holds the engine at a front-on viewing angle for desktop or shelf display.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection class=\"br-pdp__section\"\u003e\n\u003cdiv class=\"br-pdp__sectionHead\"\u003e\n\u003cspan class=\"br-pdp__num\"\u003e04\u003c\/span\u003e\n\u003ch2 class=\"br-pdp__sectionTitle\"\u003eSpecs, learning \u0026amp; safety\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003eFull specifications\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003ctable class=\"br-pdp__spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePiece count\u003c\/th\u003e\n\u003ctd\u003e867 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAssembled size\u003c\/th\u003e\n\u003ctd\u003e11.9 × 7.7 × 9.1 in (30.2 × 19.6 × 23 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGift box size\u003c\/th\u003e\n\u003ctd\u003e9.0 × 4.2 × 13.3 in (22.8 × 10.6 × 33.8 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGross weight (packed)\u003c\/th\u003e\n\u003ctd\u003e3.0 lb (1.375 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRecommended age\u003c\/th\u003e\n\u003ctd\u003e14+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLayout\u003c\/th\u003e\n\u003ctd\u003eV-twin (two cylinders), 4-speed adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterials\u003c\/th\u003e\n\u003ctd\u003ePremium ABS plastic + transparent cover; pre-installed motor, spray, light and sound modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003ctd\u003eRequires 6 × AAA batteries (not included) + clean water for the mist. Motor and modules are factory pre-installed.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003eWhat you'll learn (STEM)\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003eBuilding it demonstrates gear transmission, crankshaft movement, piston motion, valve operation and belt drive. It's a clear way to understand how an engine is put together and how its parts work in sequence — while building patience, spatial reasoning and mechanical observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"br-pdp__item\" open=\"\"\u003e\n\u003csummary class=\"br-pdp__q\"\u003e\u003cspan aria-hidden=\"true\" class=\"br-pdp__stud\"\u003e\u003c\/span\u003e\u003cspan class=\"br-pdp__qText\"\u003eSafety \u0026amp; care\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"br-pdp__a\"\u003e\n\u003cp\u003e\u003cstrong\u003eSmall parts.\u003c\/strong\u003e Contains small bricks — choking hazard. Age 14+. Keep small parts away from children under 3. Don't force the gears or electronic parts. Build strictly by the manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBatteries.\u003c\/strong\u003e Use 6 AAA batteries (not included). Don't use incompatible types or mix old and new. Remove them when not in use for a long time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWater mist.\u003c\/strong\u003e Clean water only, and don't overfill. Keep the mist away from eyes, face and other electronics, and keep water out of the gear and light areas.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003cfooter class=\"br-pdp__foot\"\u003e\n\u003cp class=\"br-pdp__footTitle\"\u003eQuestions before you build?\u003c\/p\u003e\n\u003cp class=\"br-pdp__footText\"\u003eEmail \u003ca href=\"mailto:support@brickroyal.com\"\u003esupport@brickroyal.com\u003c\/a\u003e — a real person answers, usually within 24 hours on business days. Missing a piece? We replace it free.\u003c\/p\u003e\n\u003c\/footer\u003e\n\u003c\/div\u003e","brand":"BrickRoyal","offers":[{"title":"Default Title","offer_id":43694431633521,"sku":"BR697871813014","price":149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/2803\/5185\/files\/BRICKROYAL_V-Twin_Engine_Building_Blocks_867PCS_Mechanical_Motor_Model_with_Spray_Light_Sound.png?v=1784967289","url":"https:\/\/brickroyal.com\/products\/v-twin-engine-mechanical-building-blocks","provider":"BrickRoyal","version":"1.0","type":"link"}